Adjustable monitor stand



FIG. 1 is a top perspective view of an adjustable monitor stand showingthe new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in FIGS. 1-8 illustrate portions of the adjustablemonitor stand that form no part of the claimed design.

CLAIM The ornamental design for an adjustable monitor stand, as shownand described.